Finding the Fourth Proportional to 17,991,478.35, 26,987,195.79 and 5,860,921.95
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Solution
The fourth proportional to 17,991,478.35, 26,987,195.79 and 5,860,921.95 is: 8,791,375.84
Step by Step Solution
- Step 1: Write the proportion equation
17,991,478.35 : 26,987,195.79 = 5,860,921.95 : x - Step 2: Convert to fraction form
17,991,478.35/26,987,195.79 = 5,860,921.95/x - Step 3: Cross multiply
17,991,478.35x = 26,987,195.79 × 5,860,921.95 - Step 4: Simplify right side
17,991,478.35x = 158,169,848,174,558.59 - Step 5: Solve for x
x = 158,169,848,174,558.59/17,991,478.35 - Step 6: Final answer
x = 8,791,375.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.